Practice Test | Kullabs.com
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  • In a class there are 30 students, 21 students like Maths, 16 students like English, 6 students don't like Maths or English. How many students like both Maths and English?

    13  
    19
    8
    20
  • There are 20 people in a room. Of these,15 are  holding newspaper and 8 are wearing glasses.Everyone wears glasses or holds newspapers. How many people are wearing glasses and holding a newspaper?

    11
    6
    9
    3
  • If U= { a, e, i, o, u }, A = {a, e, i } and B = { i, o, u }. Find  (overline{A}).

    {e,i}
    {o, u}
    {a, e}
    {i,o}
  • If U ={1, 2, 3, 4, 5, 6, 7, 8}, A = {2, 4, 6, 8} and E= {1, 3, 6, 8}. Find U-A.

    {5, 6, 7, 8}
    {1, 3, 5, 7}
    {1, 2, 3, 4}
    {2, 3, 4, 5}
  • If U = {1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {2, 4, 6, 8}, B = {3, 5, 7, 9} and C = {3,6,9}. Find (AUB)-C.

    {1, 2, 3, 4, 5}
    {4, 5, 6, 7, 8}
    {2, 3, 4, 5, 6}
    {2, 4, 5, 7, 8}
  •  If A = {2, 4, 6, 8, 10} and B = {4, 8, 10, 12, 14}, then find (A-B) U (B-A).

    {2, 4, 6, 8}
    {4, 6, 8, 10}
    {2, 6, 12, 14}
    {2, 4, 5, 8}
  • Let U= {1, 2, ....., 8, 9}, A= {1, 2}, B= {1, 2, 3, 4, 5}. Verify the following:

    (overline{AUB}).

    {3, 4, 5, 6}
    {6, 7, 8, 9}
    {5, 6, 7, 8}
    {1, 2, 3, 4}
  • If A= {1, 3, 5, 7, 9} and B= {2, 3, 5, 7}, What is A(cap)B?

    {1, 2, 3, 4}
    {3, 5, 7}
    {1, 2, 3, 5, 7, 9}
    {2, 3, 5, 7}
  • If X = {a, e, i, o, u} and Y= {a, b, c, d, e}, then what is Y - X?

    {i, o, u}
    {b, c, d}
    {a, b, c, d}
    {a, e}
  • If n(A) = 35, n(B) = 42, n(A(cap)B) = 17 and n((overline{Acup B})) = 22, then find: n(A(cup)B)?

    50
    45
    60
    65
  • If n(U)= 40, n(A)=20, n(B)= 17 and n(A(cap)B)=(frac{1}{2})n((overline{Acup B})). What is the value of n(A(cap)B)?

    7
    3
    6
    5
  • In a class there are:

    8 Students who play Volley Ball and Basket Ball.

    7 students who do not play Volley Ball  and Basket Ball.

    13 students play Basket Ball.

    19 students play Volley Ball.

    How many students are there in the class?

    31
    33
    30
    35
  • In a class there are 30 students:

    21 students like Maths.

    16 students like English.

    6 students do not like Maths and English.

    How many students like both Maths and English?

    10
    12
    13
    15
  • There are 20 people in a room. Of these, 15 are holding newspaper and 8 are wearing glasses. Everyone wears glasses or holds newspaper. How many people wearing  glasses and holding newspaper?

    5
    7
    6
    3
  • From the survey of 100 college students, it was found that 75 students owned motorcycles, 45 owned cars, and 35 owned cars and motorcycle.

    a) How many students owned either a car or a motorcycle?

    b) How many students did not own either a car or a motorcycle?

    55, 18
    80, 20
    75, 10
    85, 15
  • In a committee, 50 speak Nepali, 20 speak English and 10 speak both the languages. How many speak at least one of these two languages ?

    60
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